Oil and vinegar. Chocolate and peanut butter. Apples and oranges. See how different artists and concepts can blend at Disparateness, by Heather Swartz and Kari Goin, opening at the ZACC's Second Friday. Viewers are invited to "become the artists", move the pieces and take Polaroids to document the process. 235 N. First St. W. 5:30-8:30 PM.